@article{ITA_1989__23_1_45_0,
     author = {Fil\'e, Gilberto},
     title = {The relation of two patterns with comparable languages patterns},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {45--57},
     publisher = {EDP-Sciences},
     volume = {23},
     number = {1},
     year = {1989},
     mrnumber = {990067},
     zbl = {0665.68060},
     language = {en},
     url = {http://www.numdam.org/item/ITA_1989__23_1_45_0/}
}